import cv2 as cv

cap = cv.VideoCapture('emniyett.mp4')

while cap.isOpened():
    ret, frame = cap.read()

    if not ret:
        print("Can't receive frame . Exiting...")
        break

    gray = cv.cvtColor(frame, cv.COLOR_BGR2GRAY)
    cv.imshow('frame', gray)
    if cv.waitKey(1) == ord('q'):
        break

cap.release()
cv.destroyWindow()







